DCAT-US 3 Schedule, Maintenance, and Release Plan
Overview
DCAT-US 3 Schedule, Maintenance, and Release Plan
Source
Details
This page tracks the current status and upcoming schedule for DCAT-US 3.0 implementation on Data.gov. It is updated every two weeks on the sprint cadence. Last updated: May 20, 2026.
Questions or feedback? Contact us at datagovhelp@gsa.gov.
What is available now
The following tools and resources are live and ready to use.
| Resource | Location | Notes |
|---|---|---|
| DCAT-US 3.0 schema documentation | resources.data.gov/resources/dcat-us3/ | Metadata schema documentation for all classes with examples |
| DCAT-US 3.0 validator | harvest.data.gov/validate/ | Select the DCAT-US 3.0 Catalog schema option to test your metadata |
| Harvest source review | harvest.data.gov | Agencies can review their harvest sources and schedules |
| Harvester help | resources.data.gov/resources/harvester-what-is-harvesting/ | Guidance on how harvesting works; feedback welcome |
In progress
The following items are currently being worked on and are expected to be available in upcoming sprints.
| Item | Expected | Notes |
|---|---|---|
| Implementation DCAT-US 3.0 guidance pages on resources.data.gov (migration guide, field reference with M-25-05 mapping) | June 2026 | Content drafted; pending CDO Tiger Team completion |
| DCAT-US 1.1 to 3.0 migration script for agency editing and implementation(dcat_convert.py) | July 2026 | Script being drafted and tested against all agency current DCAT-US1.1 catalogs |
Upcoming
The following items are planned for later in 2026. Timing may shift as capacity and priorities evolve.
| Item | Target | Notes |
|---|---|---|
| harvest.data.gov and catalog.data.gov support for DCAT-US 3.0 ingestion | August & September 2026 | Agencies will be able to publish DCAT-US 3.0 metadata and have it harvested and displayed in Data.gov |
| inventory.data.gov DCAT-US 3.0 support | Fall 2026 | inventory.data.gov reprogramming targeted for fall 2026 |
About this page
This page is maintained by the Data.gov team at GSA Technology Transformation Services. It is updated every two weeks.
DCAT-US 3.0 is the updated U.S. federal metadata standard required under OMB M-25-05 and anchored in the OPEN Government Data Act and the Evidence Act.
Data.gov is the implementation support partner for DCAT-US 3.0.
Compliance guidance is issued through OMB and the CDO Council.